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Corus Engineering Steels

AMS 5659 (15-5PH)

15%Cr 5%Ni Precipitation Hardening Stainless Steel Consumable Electrode Melted (ESR or VAR) Features & Benefits

· · · · · · Medium to high strengths developed by appropriate ageing treatment Corrosion resistant Excellent transverse properties Aircraft structural parts Flap Tracks Engine pylons

Chemical Composition (Wt %)

Min C Si Mn P S Cr Mo Ni Nb (Cb) Cu Ta 14.00 3.50 5xC 2.50 Max 0.07 1.00 1.00 0.030 0.015 15.00 0.50 5.50 0.45 4.50 0.05

Applications

Supply Condition & Availability

· · · · Supplied as solution treated bright machining quality bar Also available on request aged to specific "H" conditions Stock sizes range 12.7 mm - 250 mm dia. Other sections on request

Final Heat Treatment Related specs

1.4545 Z7 CNU15.05 Solution treat @ 1038°C. Age @ appropriate temperature for relevant "H" condition. (Hxxx condition aged at xxx°F).

Mechanical Properties

Condition 0.2% Proof Stress MPa Min 1172 1069 1000 862 793 724 Tensile Strength MPa Min 1310 1172 1069 1000 965 931 Elongation % Min

Long. Trans.

Reduction of area % Min

Long. Trans.

Hardness HB Min 388 375 331 311 302 277 Max 444 429 401 375 363 352

H900 H1000 H1025 H1050 H1100 H1150

10 10 12 13 14 16

6 7 8 9 10 11

35 38 45 45 45 50

20 25 32 33 34 35

Specified strength levels refer to both Transverse and Longitudinal directions.

N.B. 1Mpa = 1 N/mm2

The future in metal

06/2003

www.corusgroup.com

Corus Engineering Steels PO Box 50 Aldwarke Lane Rotherham S60 1DW United Kingdom Telephone +44 (0) 1709 371234 Facsimile +44 (0) 1709 826233

Care has been taken to ensure that the information herein is accurate, but Corus Engineering Steels Limited does not accept responsibility for errors or for information which is found to be misleading.

CES02:6000:UK:03/2000

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